Print_Str_d ($F37A)
This routine prints a single string (up to an 0x80), using the default height and width, as stored in $C82A, and at the pen position specified in the D register. The parameter block describing the string is pointed to by the U register. The format for the parameter block is as follows:
string, 0x80
ENTRY:
DP = $D0
U-reg points to string list
A-reg = relative Y position
B-reg = relative X position
EXIT:
U-reg points to the byte after the terminating 0x80
D-reg, X-reg trashed